Which is the incorrect statement for pyrophosphorous acid, H_4P_2O_5? [BITSAT 2005]

JEE Main Chemistry question

Which is the incorrect statement for pyrophosphorous acid, ? [BITSAT 2005]

(A)It contains P in oxidation stateCorrect
(B)It is a dibasic acid
(C)It is strongly reducing in nature
(D)It contains one bond

Answer: (A)

Solution

Pyrophosphorous acid, , is formed by condensation of two molecules with loss of water, giving two bonds, two groups and one bridging bond — making it dibasic and

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Question ID VK-145629